Search Results - "PANT, T. K"
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Mid‐Latitude Spread‐F Structures Over the Geomagnetic Low‐Mid Latitude Transition Region: An Observational Evidence
Published in Journal of geophysical research. Space physics (01-05-2020)“…An observational evidence of a unique plasma depletion event was captured by an O(1D) 630.0 nm airglow imager on 13 June 2018 over a transition region of…”
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2
Impact of Stratospheric Sudden Warming on the Occurrence of the Equatorial Spread‐F
Published in Journal of geophysical research. Space physics (01-12-2017)“…This study presents the influence of stratospheric sudden warming (SSW) events in modulating the start time of the equatorial spread‐F (ESF) through enhanced…”
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3
Evolution of Freshly Generated Equatorial Spread F (F‐ESF) Irregularities on Quiet and Disturbed Days
Published in Journal of geophysical research. Space physics (01-09-2018)“…We examined the seasonal and solar flux dependence of the occurrence of freshly generated intermediate scale (100 m to few km) equatorial spread F (ESF)…”
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4
The Role of the Phase of QBO in Modulating the Influence of the SSW Effect on the Equatorial Ionosphere
Published in Journal of geophysical research. Space physics (01-07-2019)“…This study investigates the role of stratospheric quasi‐biennial oscillation (QBO) in modulating the response of equatorial/low‐latitude ionosphere over the…”
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5
Gadanki radar observations of F region field-aligned irregularities during June solstice of solar minimum: First results and preliminary analysis
Published in Journal of Geophysical Research. A. Space Physics (01-12-2009)“…In this paper we present the first results of F region field‐aligned irregularities (FAI) made during the summer of low solar condition using the Gadanki…”
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6
Evidence for presence of a global quasi-resonant mode of oscillations during high-intensity long-duration continuous AE activity (HILDCAA) events
Published in Earth, planets, and space (13-06-2022)“… The responses of two High-Intensity Long-Duration Continuous AE Activity (HILDCAA) events are investigated using solar wind observations at L1, magnetospheric…”
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7
Features of the F3 layer occurrence over the equatorial location of Trivandrum
Published in Annales geophysicae (1988) (24-09-2010)“…The general features of the F3 layer occurrence over the magnetic equatorial location of Trivandrum (8.5° N; 77° E; dip lat ~0.5° N) in India during the period…”
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8
Investigation of the response time of the equatorial ionosphere in context of the equatorial electrojet and equatorial ionization anomaly
Published in Annales geophysicae (1988) (19-07-2011)“…Equatorial Electrojet (EEJ) and Equatorial Ionization Anomaly (EIA) are two large-scale processes in the equatorial/low latitude ionosphere, driven primarily…”
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9
Signatures of low latitude–high latitude coupling in the tropical MLT region during sudden stratospheric warming
Published in Geophysical research letters (01-10-2009)“…The present paper analyses the variations of daytime mesopause temperature over an equatorial station during polar Stratospheric Sudden Warming (SSW) events,…”
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10
On the nature of low-latitude Es influencing the genesis of equatorial plasma bubble
Published in Journal of geophysical research. Space physics (01-01-2013)“…The potential influence of the postsunset low‐latitude sporadic E (Es) on the genesis of equatorial plasma bubble (EPB) has been investigated using…”
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11
Planetary wave-tidal interactions over the equatorial mesosphere-lower thermosphere region and their possible implications for the equatorial electrojet
Published in Journal of Geophysical Research: Space Physics (01-01-2011)“…Optically measured daylight mean mesopause temperatures over a dip equatorial station, Trivandrum (8.5°N; 77°E; dip lat. 0.5°N), have been analyzed in…”
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12
Daytime upper mesospheric energetics over a tropical station, Trivandrum (8.5°N, 77°E): An investigation using the multiwavelength dayglow photometry
Published in Journal of Geophysical Research: Space Physics (01-01-2011)“…This paper presents the first systematic measurements of “daytime” upper mesosphere temperatures over Trivandrum (8.5°N, 77°E), a near equatorial station in…”
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13
Tropical connection to the polar stratospheric sudden warming through quasi 16-day planetary wave
Published in Annales geophysicae (1988) (05-11-2010)“…The Planetary Waves (PWs) are believed to have significant role in generating the wintertime warming over the polar stratosphere, known as Stratospheric Sudden…”
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14
Study of post sunset vertical plasma drift at equatorial F-region using long-term (1990–2003) ionosonde measurements in Indian longitude
Published in Journal of atmospheric and solar-terrestrial physics (01-05-2012)“…Ionosonde measurements from Trivandrum (77°E, 8.5°N, dip 0.5°N) are used to investigate the seasonal and solar flux dependence of peak height, and vertical…”
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15
Electrodynamical response of the Indian low-mid latitude ionosphere to the very large solar flare of 28 October 2003 ― a case study
Published in Annales geophysicae (1988) (09-10-2009)“…The electrodynamic effects on the low-mid latitude ionospheric region have been investigated using GPS (global positioning system) data, ionosonde data and ΔH…”
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16
Parametric Dependence of Topside Ionospheric Empirical Scale Height and Electron Density Profiles in NeQuick2 Model Over the Equatorial and Low Latitudes and Its Consequences on the Estimation of TEC
Published in Journal of geophysical research. Space physics (01-09-2023)“…Constructing realistic vertical electron density profiles is a crucial step in accurately estimating the ionospheric total electron content (TEC) in empirical…”
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17
Simultaneous observations of ESF irregularities over Indian region using radar and GPS
Published in Annales geophysicae (1988) (21-10-2008)“…In this paper, we present simultaneous observations of temporal and spatial variability of total electron content (TEC) and GPS amplitude scintillations on L1…”
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Journal Article Conference Proceeding -
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A study on the low-latitude daytime E region plasma irregularities using coordinated VHF radar, rocket-borne, and ionosonde observations
Published in Journal of Geophysical Research. A. Space Physics (01-11-2009)“…In this paper we study the off‐electrojet low‐latitude daytime E region plasma irregularities using first multi‐instrument observations in India made during…”
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Response of the Equatorial Ionosphere to the Annular Solar Eclipse of 15 January 2010
Published in Journal of geophysical research. Space physics (01-08-2020)“…This paper presents the response of the equatorial ionosphere to the noon time annular solar eclipse of 15 January 2010. The observation has been made using a…”
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A new insight into the vertical neutral-ion coupling between the mesopause and equatorial ionosphere F-region
Published in Annales geophysicae (1988) (24-02-2011)“…This letter reports unique observations, illustrating the vertical coupling between the daytime mesopause and F-region of the ionosphere over the magnetic dip…”
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